CN219576088U

CN219576088U - Connector locking mechanism

Info

Publication number: CN219576088U
Application number: CN202320534604.9U
Authority: CN
Inventors: 徐浙帅; 刘利超
Original assignee: Dongguan Jinling Electronics Co ltd
Current assignee: Dongguan Jinling Electronics Co ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-22
Anticipated expiration: 2033-03-17

Abstract

The utility model relates to the field of connectors, in particular to a connector locking mechanism which comprises a rotating shaft, a fixed shaft, a blocking plate and a button, wherein a first end of the rotating shaft is rotationally connected with the side wall of a plug through a damping bearing, the fixed shaft is fixedly connected with the other side wall of the plug, an elastic piece is arranged on the rotating shaft, a second end of the rotating shaft is rotationally connected with the fixed shaft, a linear chute is arranged on the peripheral surface of the rotating shaft, a spiral chute is arranged on the peripheral surface of the fixed shaft, the blocking plate is sleeved outside the rotating shaft, a guide block which is in sliding fit with the linear chute and the spiral chute is arranged on the blocking plate, a reset spring is arranged on the fixed shaft, the button penetrates through the side wall of a cavity, the button and the blocking plate are arranged in a coplanar mode, and the button pushes the blocking plate to rotate around the axis of the rotating shaft when the button is pressed. The scheme is convenient to operate, labor-saving and quick, and the socket and the plug are spliced or disassembled without continuously pressing the button.

Description

Connector locking mechanism

Technical Field

The utility model relates to the field of connectors, in particular to a connector locking mechanism.

Background

As a common component in the power field, the electrical connector has various structural forms. The electrical connector typically includes an electrical connector plug and an electrical connector receptacle mated with the electrical connector plug, the receptacle and plug of the electrical connector typically being locked by a locking mechanism disposed in the receptacle or plug to prevent separation of the receptacle and plug during electrical transmission.

In the operation process of using the electric connector to make wiring, an operator usually needs to hold the electric connector plug by hand, and the other hand is responsible for making the electric connector socket and the electric connector plug to be matched and plugged so as to realize the electric connection of the two components, and the electric connector plug and the electric connector socket are locked by using the operation of two hands, so that the electric connection effect of the electric connector plug and the electric connector socket is ensured. Of course, if the electrical connection between the two components needs to be released, both hands of the operator are still required to complete. In this way, the unlocking operation of the electrical connector plug and the electrical connector socket of the electrical connector is complicated.

In order to solve the above problems, the prior art CN 211859039U discloses an electrical connector plug, an electrical connector socket and an electrical connector, which mainly comprises a plug housing, a cavity with one end open is formed, and a through hole for communicating the cavity is formed on the side wall of the plug housing; a button located outside the plug housing, the button having an extension located within the cavity; the cover plate is matched with the plug shell to close the opening of the cavity; the second end of the buckle structure is provided with a force-bearing part which is in contact with the extending part of the matched button in a propping way, and the force-bearing part is provided with a locking part which can be locked with the inserted electric connector socket; and the elastic piece can elastically deform along with the rotation of the buckle structure, and the elastic piece is positioned in the plug shell. The socket is mainly characterized in that the socket is rotated to avoid and clamp by arranging the torsion spring and the button on the plug so as to achieve the purpose of rapid plugging and disassembling between the plug and the socket, but in the scheme, the button of the buckle structure is pressed by hands to be immobilized to complete the plugging and disassembling between the socket and the plug when the socket and the plug are plugged or disassembled, the connector with the buckle structure is very inconvenient to plug and disassemble on a large-scale connector with high power, especially on a large-scale connector required on high-power energy storage equipment.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to solve the technical problems that: a connector locking mechanism is provided to achieve quick plugging and unplugging of a receptacle and a plug by a simple operation.

In order to solve the technical problems, the utility model adopts a technical scheme that: the connector locking mechanism is arranged in a plug, the plug is provided with a shell, an outer cavity matched with a limiting part on a socket is formed in the shell, a cavity with the upper end communicated with the outer cavity is formed in the shell, the locking mechanism is arranged in the cavity, and the locking mechanism comprises a rotating shaft and a fixed shaft which are coaxially arranged, a blocking plate which is in sliding connection with the rotating shaft, and a button which is arranged on the side wall of the shell;

the first end of the rotating shaft is rotationally connected with one side wall of the cavity through a damping bearing, the fixed shaft is fixedly connected with the other opposite side wall, an elastic piece which forces the rotating shaft to rotate is arranged on the rotating shaft, a limiting rod is fixedly connected on the rotating shaft, a stop rod which limits the rotating shaft to rotate is arranged on the side wall of the cavity in a matched mode, the second end of the rotating shaft is rotationally connected with the fixed shaft, a linear sliding groove is concavely arranged on the peripheral surface of the rotating shaft along the length direction of the rotating shaft, a spiral sliding groove in butt joint with the linear sliding groove is arranged on the peripheral surface of the fixed shaft, a blocking plate is sleeved outside the rotating shaft, a guide block which is in sliding fit with the linear sliding groove and the spiral sliding groove is arranged on the blocking plate, and a reset spring is clamped between the blocking plate and the inner wall surface of the cavity;

the button is arranged on the side wall of the cavity in a penetrating mode, the button and the blocking plate are arranged in a coplanar mode, and when the button is pressed, the button pushes the blocking plate to rotate around the axis of the rotating shaft.

Further, a ring convex part or a ring concave part matched with the blocking plate is formed at the end part of the limiting part.

Further, the first end of the rotating shaft is connected with the damping bearing, the second end of the rotating shaft is provided with a connecting shaft coaxial with the rotating shaft, the outer diameter of the connecting shaft is smaller than that of the rotating shaft, and the end part of the fixed shaft is provided with a rotating hole in sliding fit with the connecting shaft.

Further, the elastic piece is a torsion spring, one end of the torsion spring is fixedly connected with the rotating shaft, and the other end of the torsion spring is fixedly connected with the side wall of the cavity.

Further, an opening is formed in the side wall of the cavity, a closing plate detachably connected with the shell and closing the opening is arranged at the opening, and the damping bearing and the torsion spring are both arranged on the closing plate.

Further, when the plug is inserted into the socket, the blocking plate is pushed by the ring protruding portion to move along the fixed shaft and rotate so as to avoid the ring protruding portion, and when the blocking plate avoids the ring protruding portion, the blocking plate moves reversely and rotates to reset under the elasticity of the elastic piece and the reset spring so as to prevent the ring protruding portion from sliding out of the outer cavity.

Further, the button is horizontally arranged, the axis of the button is located above the rotating shaft, the inner end of the button is located in the cavity, the outer end of the button is located outside the cavity, a first spring is arranged on the button, one end of the first spring is fixedly connected with the outer wall of the cavity, and the second end of the first spring is fixedly connected with the outer end of the button.

Further, a shaft shoulder for preventing the blocking plate from moving in the direction away from the fixed shaft is arranged on the rotating shaft.

Further, the straight sliding groove and the spiral sliding groove are rectangular grooves, and the guide block is a rectangular block in sliding fit with the rectangular grooves.

Further, a threaded hole is formed in the sealing plate, an external thread is formed in one end of the baffle rod, the baffle rod is in threaded connection with the sealing plate, a threaded hole is formed in the rotating shaft, an external thread is formed in one end of the limiting rod, the limiting rod is in threaded connection with the rotating shaft, and the sealing plate is in threaded connection with the side wall of the cavity.

The locking mechanism has the beneficial effects that the locking mechanism can realize that the button is not required to be pressed when the socket is plugged with the plug, the plug can be directly inserted into the socket and is prevented from being separated from the plug, the button is only required to be pressed once during the disassembly, the button is not required to be pressed all the time to decompose the socket and the plug, and the locking mechanism is convenient to operate and labor-saving and rapid.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic structure diagram of a socket and a housing in a front view direction.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic view of the structure of the left view direction locking mechanism.

Fig. 4 is a perspective view of a socket.

Fig. 5 is a schematic diagram of a jack structure.

Fig. 6 is a perspective view of a plug.

Fig. 7 is a partially exploded view of the plug.

Fig. 8 is a schematic view of the structure of the housing.

Fig. 9 is a perspective view of the connector.

The meaning of the reference numerals in the drawings are:

a plug-10; a housing-101; a plug-in part-102; a plug-in cavity-103; an outer lumen-104; cavity-105; a closing plate-106; a socket-20; pin-201; a limit part-202; ring protrusion-203; a touch-proof cap-204; a rotating shaft-301; a straight chute-3011; a connecting shaft-3012; shoulder-302; a fixed shaft-303; spiral chute-3031; rotating hole-3032; a blocking plate-304; shaft hole-3041; guide block-3042; damping bearing-305; limit rod-306; a lever-307; a return spring-308; torsion spring-309; button-50; a first spring-501; a conductive member-60; lock nut-70.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 9, an energy storage connector of the present embodiment includes a plug 10 and a socket 20, a locking mechanism for locking the socket 20 to the plug 10 is provided in the plug 10, and, as shown in fig. 4 and 5, the socket 20 includes a pin 201 extending into the plug 10 during plugging and a cylindrical limit portion 202 coaxially provided with the pin 201, an end portion of the pin 201 is provided with a touch-proof cap 204, the touch-proof cap 204 is clamped with an end portion of the pin 201, an annular space for accommodating a plugging portion 102 on the plug 10 is formed between the limit portion 202 and the pin 201, an annular protrusion 203 protruding radially toward the limit portion 202 is formed at an end portion of the limit portion 202, and in other possible embodiments, an end portion of the limit portion 202 may be provided as an annular recess recessed radially toward the limit portion 202.

As shown in fig. 6 and 8, the plug 10 includes a housing 101, the housing 101 has a plug portion 102 integrally formed with the housing 101, the plug portion 102 is provided with a plug cavity 103 in contact with the pin 201, and an annular outer cavity 104 for accommodating insertion of the limiting portion 202 is formed between the plug portion 102 and the housing 101.

The housing 101 is provided with a cavity 105 having an upper end communicating with the outer cavity 104, the lock mechanism is provided in the cavity 105, and the lock mechanism includes a rotation shaft 301 provided in parallel with an axis of the pin 201, a fixed shaft 303 provided coaxially with the rotation shaft 301, a blocking plate 304 slidably connected with the rotation shaft 301, and a button 50 provided on a side wall of the housing 101.

As shown in fig. 1, fig. 2, fig. 3 and fig. 8, a first end of the rotating shaft 301 is rotatably connected with a side wall of the cavity 105 through a damping bearing 305, a first end of the fixed shaft 303 is close to the rotating rod, a second end of the fixed shaft 303 is fixedly connected with the opposite other side wall, a torsion spring 309 forcing the rotating shaft 301 to rotate is arranged on the rotating shaft 301, the torsion spring 309 is sleeved outside the rotating shaft 301, one end of the torsion spring 309 is fixedly connected with the rotating shaft 301, the other end of the torsion spring 309 is fixedly connected with the side wall of the cavity 105, a limiting rod 306 is fixedly connected on the rotating shaft 301, the limiting rod 306 is perpendicular to the rotating shaft 301, specifically, a threaded hole is formed in the rotating shaft 301, an external thread is formed at one end of the limiting rod 306, the limiting rod 306 is in threaded connection with the rotating shaft 301, a blocking rod 307 is fixedly connected to the side wall of the cavity 105, and the blocking rod 307 is matched with the limiting rod 306 to limit the rotating shaft 301.

The outer diameter of the rotating shaft 301 is equal to the outer diameter of the fixed shaft 303, the second end of the rotating shaft 301 is rotatably connected with the fixed shaft 303, specifically, a connecting shaft 3012 coaxial with the rotating shaft 301 is integrally formed at the second end of the rotating shaft 301, the outer diameter of the connecting shaft 3012 is smaller than the outer diameter of the rotating shaft 301, and a rotating hole 3032 in sliding fit with the connecting shaft 3012 is formed at the first end of the fixed shaft 303.

Referring to fig. 2 and 3, a linear chute 3011 is concavely disposed on the circumferential surface of the rotating shaft 301 along the length direction of the rotating shaft 301, a spiral chute 3031 abutting against the linear chute 3011 is rotatably disposed on the circumferential surface of the fixed shaft 303 around the axis of the fixed shaft 303, both the linear chute 3011 and the spiral chute 3031 are rectangular grooves, a shaft hole 3041 slidingly matching the rotating shaft 301 and the fixed shaft 303 is disposed on the blocking plate 304, a guide block 3042 slidingly matching the linear chute 3011 and the spiral chute 3031 is integrally formed on the shaft hole 3041 and the blocking plate 304, the guide block 3042 is a rectangular block slidingly matching the rectangular groove, a shoulder 302 for preventing the blocking plate 304 from moving in a direction away from the fixed shaft 303 is disposed on the rotating shaft 301, a return spring 308 is disposed on the outer sleeve of the fixed shaft 303, one end of the return spring 308 is fixedly connected with a side wall where the fixed shaft 303 is located, and the other end of the return spring 308 contacts the blocking plate 304.

The button 50 is arranged on the side wall of the cavity 105 in a penetrating manner, the button 50 is arranged horizontally, the button 50 and the blocking plate 304 are arranged in a coplanar manner, the axis of the button 50 is positioned above the rotating shaft 301, the inner end of the button 50 is positioned in the cavity 105, the outer end of the button 50 is positioned outside the cavity 105, a first spring 501 is arranged on the button 50, one end of the first spring 501 is fixedly connected with the outer wall of the cavity 105, the second end of the first spring 501 is fixedly connected with the outer end of the button 50, and when the outer end of the button 50 is pressed, the inner end of the button 50 pushes the blocking plate 304 to rotate around the axis of the rotating shaft 301.

Further, for convenient installation and maintenance of the locking mechanism, an opening is formed in a side wall of the cavity 105, a closing plate 106 detachably connected with the housing 101 and used for closing the opening is arranged at the opening, the closing plate 105 is connected with the side wall of the cavity 105 through screws, the damping bearing 305, the torsion spring 309 and the baffle rod 307 are all arranged on the closing plate 106, specifically, a threaded hole is formed in the closing plate 106, an external thread is formed in one end of the baffle rod 307, and the baffle rod 307 is in threaded connection with the closing plate 106.

As shown in fig. 6 and 7, the plug 10 has a conductive member 60 therein, a first end of the conductive member 60 contacts the pin 201, a second end of the conductive member 60 is connected to an external circuit, a lock nut 70 for locking the conductive member 60 to the housing 101 is disposed at a lower end of the housing 101, and an insulating tube is disposed between the conductive member 60 and the lock nut 70.

In the above-mentioned scheme, when the socket 20 is not plugged into the plug 10, the stop lever 306 contacts with the stop lever 307 under the elasticity of the torsion spring 309, the elasticity of the torsion spring 309 cannot force the rotation shaft 301 to rotate, at this time, the linear chute 3011 on the rotation shaft 301 aligns with the spiral chute 3031 on the fixed shaft 303, the blocking plate 304 abuts against the shaft shoulder 302 under the elasticity of the return spring 308, and the inner end of the button 50 does not contact with the blocking plate 304 under the elasticity of the first spring 501.

When the plug 10 is plugged into the socket 20, the annular protrusion 203 on the socket 20 moves relative to the blocking plate 304 and pushes the blocking plate 304 to move towards the direction approaching the fixed shaft 303, the return spring 308 is compressed when the blocking plate 304 moves, when the blocking plate 304 moves past the fixed shaft 303, the blocking plate 304 starts to rotate under the action of the spiral chute 3031, when the blocking plate 304 rotates by a certain angle, the blocking plate 304 avoids the annular protrusion 203, at this time, the annular protrusion 203 just reaches a set position, after the blocking plate 304 avoids the annular protrusion 203, the blocking plate 304 moves towards the direction approaching the rotating shaft 301 under the elasticity of the return spring 308 and rotates under the guidance of the spiral chute 3031, and when the blocking plate 304 moves to contact with the shaft shoulder 302, the end face of the blocking plate 304 approaching the annular protrusion 203 can stop the annular protrusion 203 from moving away from the plug 10.

When the socket 20 and the plug 10 need to be separated, the button 50 is pressed to push the blocking plate 304 to rotate, the blocking plate 304 drives the rotating shaft 301 to rotate, the torsion spring 309 is further compressed, the blocking plate 304 rotates away from the ring protrusion 203 to avoid the ring protrusion 203 when the button 50 is pressed to the limit position, and under the damping limitation of the damping bearing 305, when the button 50 is released, the elastic force of the torsion spring 309 cannot enable the rotating shaft 301 to immediately drive the blocking plate 304 to rotate to the position where the blocking plate 304 can block the ring protrusion 203, so that the socket 20 and the plug 10 can be separated. Thereafter, the rotation shaft 301 is slowly rotated until the stopper rod 306 contacts the stopper rod 307 by the engagement of the torsion spring 309 and the damper bearing 305, and the blocking plate 304 is restored to the original position.

Compared with the prior art, the beneficial effect of above-mentioned scheme lies in: the socket 20 and the plug 10 can be plugged without pressing the button 50, the plug 10 can be directly inserted into the socket 20 and the plug 10 are prevented from being separated, the button 50 is only pressed once when the socket 20 and the plug 10 are disassembled, the socket 20 and the plug 10 can be disassembled without pressing the button 50 all the time, and the socket is convenient to operate, labor-saving and rapid.

The foregoing is merely exemplary of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. The utility model provides a connector locking mechanism, locking mechanism sets up in the plug, the plug is provided with the shell, have in the shell with the spacing portion complex outer chamber of a socket, be formed with in the shell the upper end with the cavity of outer chamber intercommunication, locking mechanism set up in the cavity, its characterized in that:

the locking mechanism comprises a rotating shaft and a fixed shaft which are coaxially arranged, a blocking plate which is in sliding connection with the rotating shaft, and a button which is arranged on the side wall of the shell;

2. The connector locking mechanism of claim 1, wherein: and a ring convex part or a ring concave part matched with the blocking plate is formed at the end part of the limiting part.

3. The connector locking mechanism of claim 2, wherein: the first end of the rotating shaft is connected with the damping bearing, the second end of the rotating shaft is provided with a connecting shaft coaxial with the rotating shaft, the outer diameter of the connecting shaft is smaller than that of the rotating shaft, and the end part of the fixed shaft is provided with a rotating hole in sliding fit with the connecting shaft.

4. A connector locking mechanism as recited in claim 3, wherein: the elastic piece is a torsion spring, one end of the torsion spring is fixedly connected with the rotating shaft, and the other end of the torsion spring is fixedly connected with the side wall of the cavity.

5. The connector locking mechanism of claim 4, wherein: the side wall of the cavity forms an opening, a closing plate which is detachably connected with the shell and closes the opening is arranged at the opening, and the damping bearing and the torsion spring are both arranged on the closing plate.

6. The connector locking mechanism of claim 5, wherein: when the plug is inserted into the socket, the ring protruding part pushes the blocking plate to move along the fixed shaft and rotate so as to avoid the ring protruding part, and when the blocking plate avoids the ring protruding part, the blocking plate moves reversely and rotates to reset under the elasticity of the elastic piece and the reset spring so as to prevent the ring protruding part from sliding out of the outer cavity.

7. The connector locking mechanism of claim 6, wherein: the button is arranged horizontally, the axis of the button is located above the rotating shaft, the inner end of the button is located in the cavity, the outer end of the button is located outside the cavity, a first spring is arranged on the button, one end of the first spring is fixedly connected with the outer wall of the cavity, and the second end of the first spring is fixedly connected with the outer end of the button.

8. The connector locking mechanism of claim 7, wherein: the rotating shaft is provided with a shaft shoulder for preventing the blocking plate from moving in the direction away from the fixed shaft.

9. The connector locking mechanism of any one of claims 1 to 8, wherein: the straight sliding groove and the spiral sliding groove are rectangular grooves, and the guide block is a rectangular block in sliding fit with the rectangular grooves.

10. The connector locking mechanism of claim 8, wherein: the sealing plate is provided with a threaded hole, one end of the baffle rod is provided with an external thread, the baffle rod is in threaded connection with the sealing plate, the rotating shaft is provided with a threaded hole, one end of the limiting rod is provided with an external thread, the limiting rod is in threaded connection with the rotating shaft, and the sealing plate is in threaded connection with the side wall of the cavity.